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zgetdump: Avoid the Segfault on processing dumps with memory limit

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When dump is not complete or dump memory limit is set, zgetdump might end up
with the Segfault on reading Vector Registers. That might take place when
the Vector Registers save area is beyond the dump memory limit.

Signed-off-by: Mikhail Zaslonko <zaslonko@linux.vnet.ibm.com>
Reviewed-by: Philipp Rudo <prudo@linux.vnet.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Mikhail Zaslonko
2018-03-27 18:22:45 +02:00
committed by Jan Höppner
parent aab339d3e3
commit 168acec5ea
2 changed files with 6 additions and 1 deletions
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zdump/dfi.h
+1
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@@ -97,6 +97,7 @@ struct dfi_cpu {
u32 todpreg;
u64 vxrs_low[16];
struct dfi_vxrs vxrs_high[16];
u16 cpu_id;
};
struct dfi_cpu_32 {